264120377 has 2 divisors, whose sum is σ = 264120378. Its totient is φ = 264120376.

The previous prime is 264120299. The next prime is 264120379. The reversal of 264120377 is 773021462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 152374336 + 111746041 = 12344^2 + 10571^2 .

It is a cyclic number.

It is not a de Polignac number, because 264120377 - 2¹⁰ = 264119353 is a prime.

Together with 264120379, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (264120379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132060188 + 132060189.

It is an arithmetic number, because the mean of its divisors is an integer number (132060189).

Almost surely, 2^264120377 is an apocalyptic number.

It is an amenable number.

264120377 is a deficient number, since it is larger than the sum of its proper divisors (1).

264120377 is an equidigital number, since it uses as much as digits as its factorization.

264120377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 264120377 is about 16251.7807331997. The cubic root of 264120377 is about 641.6043545570.

The spelling of 264120377 in words is "two hundred sixty-four million, one hundred twenty thousand, three hundred seventy-seven".